fixing calles to undefined

Summary:
* using `includes` instead of `indexOf` for performance improvements
* fixing bug in Searchable overwriting `defaultFilter` variable
* adding default name for markers without name

Reviewed By: priteshrnandgaonkar

Differential Revision: D13397936

fbshipit-source-id: ee514dab7c2ac4acdaba86ccd41e0ef69815faeb

src/ui/components/searchable/Searchable.js

@@ -140,7 +140,6 @@ const Searchable = (
               f => f.key === defaultFilter.key,
             );
             if (filterIndex > -1) {
-              const defaultFilter: Filter = defaultFilters[filterIndex];
               if (defaultFilter.type === 'enum') {
                 savedStateFilters[filterIndex].enum = defaultFilter.enum;
               }